Table 5 Geometric dimensions of modular constructed wetlands.

From: Study on physical clogging process and practical application of horizontal subsurface flow constructed wetland

System parameters

Numerical value

Length (m)

3.6

Width (m)

1.2

Height (m)

1.2

Water depth (m)

1.0

Hydraulic retention time (d)

3.67

Inlet water flow (m3/d)

0.60

Hydraulic load (m/d)

0.14

Influent area matrix

40–80 mm gravel

Treatment area matrix

10–60 mm gravel

Catchment area matrix

40–80 mm gravel

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